Seiko Cal. 6377 - 853

This Hand-Winding model from 1965 features a 45mm Titanium case. It features a Green dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-aa7f371adc64]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1965

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